The version variable will be used for versioning of this
struct and the corresponding accessor functions.
Signed-off-by: Robert Foss <robert.f...@collabora.com>
---
android/gralloc_handle.h | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/android/gralloc_handle.h b/android/gralloc_handle.h
index 79c1600e6750..647351eedaf7 100644
--- a/android/gralloc_handle.h
+++ b/android/gralloc_handle.h
@@ -23,6 +23,7 @@
#define __ANDROID_GRALLOC_HANDLE_H__
#include <cutils/native_handle.h>
+#include <stdint.h>
/* support users of drm_gralloc/gbm_gralloc */
#define gralloc_gbm_handle_t gralloc_handle_t
@@ -31,8 +32,9 @@
struct gralloc_handle_t {
native_handle_t base;
- /* integers */
+ /* api variables */
int magic; /* differentiate between allocator impls */
+ const uint32_t version; /* api version */
int prime_fd; /* dma-buf file descriptor */
int width; /* width of buffer in pixels */
@@ -51,6 +53,7 @@ struct gralloc_handle_t {
} __attribute__((aligned(8)));
};
+#define GRALLOC_HANDLE_VERSION 1
#define GRALLOC_HANDLE_MAGIC 0x60585350
#define GRALLOC_HANDLE_NUM_FDS 1
#define GRALLOC_HANDLE_NUM_INTS ( \
@@ -63,7 +66,9 @@ struct gralloc_handle_t {
static struct gralloc_handle_t *gralloc_handle_create(int width, int height,
int format, int usage)
{
- struct gralloc_handle_t handle = { .magic = GRALLOC_HANDLE_MAGIC };
+ struct alloc_handle_t handle = {
+ .magic = GRALLOC_HANDLE_MAGIC,
+ .version = GRALLOC_HANDLE_VERSION };
handle->base.version = sizeof(handle->base);
handle->base.numInts = GRALLOC_HANDLE_NUM_INTS;
--
2.14.1
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